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SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Hazardous Weather Conditions

Winter Storm Warning until June 29, 12:00 PM MDT

Current conditions at

USCRN SITE AT BANNACK STATE PARK NEAR DILLON 18WSW (BSPM8)

Lat: 45.15778°NLon: 113.00583°WElev: 5941.0ft.

41°F

5°C

Humidity	74%
Wind Speed	NA 12 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	34°F (1°C)
Last update	29 Jun 04:10 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

8 Miles SSE Polaris MT

Winter Storm Warning June 29, 05:12am until June 29, 12:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning June 29, 05:12am until June 29, 12:00pm
NOW until 12:00pm Mon
Winter Storm Warning
Overnight
Low: 35 °F
Rain/Snow
Monday
High: 47 °F
Rain then
Chance Rain
Monday Night
Low: 36 °F
Slight Chance
Rain then
Mostly Cloudy
Tuesday
High: 62 °F
Mostly Sunny
then Showers
Likely
Tuesday Night
Low: 40 °F
Showers then
Partly Cloudy
Wednesday
High: 64 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 38 °F
Slight Chance
T-storms then
Partly Cloudy
Thursday
High: 67 °F
Mostly Sunny

Detailed Forecast

Overnight

Rain, possibly mixed with snow. Low around 35. West northwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Monday

Rain, mainly before noon. High near 47. West northwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 36. West northwest wind 8 to 13 mph becoming light northwest after midnight. Winds could gust as high as 23 mph.

Tuesday

A chance of showers and thunderstorms between noon and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 62. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%.

Tuesday Night

Showers and possibly a thunderstorm before 9pm, then showers between 9pm and midnight. Low around 40. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

Wednesday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

Wednesday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 38. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

Thursday

Mostly sunny, with a high near 67. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 28 mph.

Thursday Night

Partly cloudy, with a low around 41.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.

Friday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40.

Independence Day

Sunny, with a high near 71.

Saturday Night

Clear, with a low around 43.